Triple
T2102562
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pwllheli (via Cambrian Coast) |
E37122
|
entity |
| Predicate | terminusOf |
P3375
|
FINISHED |
| Object |
Cambrian Coast Line
The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
|
E233675
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Cambrian Coast Line | Statement: [Pwllheli (via Cambrian Coast), terminusOf, Cambrian Coast Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cambrian Coast Line Context triple: [Pwllheli (via Cambrian Coast), terminusOf, Cambrian Coast Line]
-
A.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
-
B.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
C.
East Coast Line
The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
-
D.
Manchester–Chester line
The Manchester–Chester line is a key railway route in North West England linking the cities of Manchester and Chester via several intermediate towns and suburban stations.
-
E.
Mass Coastal Railroad
Mass Coastal Railroad is a shortline freight railroad operating in southeastern Massachusetts, serving local industries and connecting them to the national rail network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Cambrian Coast Line Triple: [Pwllheli (via Cambrian Coast), terminusOf, Cambrian Coast Line]
Generated description
The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cambrian Coast Line Target entity description: The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
-
A.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
-
B.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
C.
East Coast Line
The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
-
D.
Manchester–Chester line
The Manchester–Chester line is a key railway route in North West England linking the cities of Manchester and Chester via several intermediate towns and suburban stations.
-
E.
Mass Coastal Railroad
Mass Coastal Railroad is a shortline freight railroad operating in southeastern Massachusetts, serving local industries and connecting them to the national rail network.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a8861828948190924aa30c08806b3a |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69abbabe1e9081908ea66c5406e2f1d9 |
completed | March 7, 2026, 5:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae3068189c81909cf76fd1fc2a0fe6 |
completed | March 9, 2026, 2:28 a.m. |
| NEDg | Description generation | batch_69ae30f9d0448190a0b3251676d9825d |
completed | March 9, 2026, 2:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae316398488190b9dd38145d5488b4 |
completed | March 9, 2026, 2:33 a.m. |
Created at: March 4, 2026, 7:43 p.m.